What's the difference between antagonistic and contrariant?

Antagonistic


Definition:

  • (a.) Alt. of Antagonistical

Example Sentences:

  • (1) This death is also dependent on the presence of chloride and is prevented with the non-selective EAA antagonist, kynurenic acid, but is not prevented by QA.
  • (2) Microionophoretically applied excitatory amino acids induced firing of extracellularly recorded single units in a tissue slice preparation of the mouse cochlear nucleus, and the similarly applied antagonist 2-amino-5-phosphonovalerate (2APV) was demonstrated to be a selective N-methyl-D-aspartate (NMDA) receptor antagonist.
  • (3) Meanwhile the efficiency of muscarinic antagonists in inhibition of tremor reaction induced by arecoline administration is associated with interaction between the drugs and the M2-subtype.
  • (4) The anticonvulsant properties of the endogenous excitatory amino acid antagonist, kynurenic acid (KYA), were studied in prepubescent and adult rats using the amygdaloid kindling model of epilepsy.
  • (5) A novel bicyclic prostaglandin analogue, (1S)-[1 alpha,2 alpha(Z),3 alpha,4 alpha]-7-[3-[(hexylthio)methyl]-7- oxabicyclo [2.2.1]hept-2-yl]-5-heptenoic acid ((-)-10), and its cogeners were found to be potent antagonists at the TxA2 receptor.
  • (6) This difference was abolished by exposure of the slices to propranolol, a beta-adrenergic receptor antagonist.
  • (7) The TxA2 antagonistic effects of KW-3635 were compared with that of daltroban in PRP from various animals species.
  • (8) In experiments performed to determine whether PtdIns(4,5)P2 hydrolysis induced by TRH may have been caused by the elevation of [Ca2+]i, the following results were obtained: the effect of TRH to decrease the level of PtdIns(4,5)P2 was not reproduced by the calcium ionophore A23187 or by membrane depolarization with 50 mM K+; the calcium antagonist TMB-8 did not inhibit the TRH-induced decrease in PtdIns(4,5)P2; and, most importantly, inhibition by EGTA of the elevation of [Ca2+]i did not inhibit the TRH-induced decrease in PtdIns(4,5)P2.
  • (9) Similarly, 50 microM D-600, a Ca+2 channel antagonist, significantly (P less than 0.01) reduced basal and 5-HETE-induced PRL release.
  • (10) Selective removal of endothelium had no effect on BK-induced contraction or the action of the antagonists.
  • (11) The second experiments entailed use of the nonspecific opiate antagonist, naloxone, as well as the specific delta antagonist, ICI 154,129, against seizures induced by icv-administered morphine, morphiceptin, DADL, or DSLET.
  • (12) These antagonists reverse NMDA-mediated long term influence in these brain areas.
  • (13) This novel mechanism of receptor regulation, named transmodulation, should be distinguished from the reduction in total receptor number caused by the homologous ligand (downregulation) and from the change in affinity produced by the binding of agonists or antagonists to the same receptor site.
  • (14) Furthermore, the ability of a vasopressin antagonist to lower arterial pressure in NTS hypertensive rats was markedly attenuated by clonidine treatment.
  • (15) All of the serotonergic antagonists studied had additional effects on the response of the coronary artery to electrical stimulation or to norepinephrine.
  • (16) Their receptive fields comprise a temporally and spatially linear mechanism (center plus antagonistic surround) that responds to relatively low spatial frequency stimuli, and a temporally nonlinear mechanism, coextensive with the linear mechanism, that--though broad in extent--responds best to high spatial-frequency stimuli.
  • (17) The effects of low doses of dihydropyridine (DHP) calcium channel antagonists nimodipine, nifedipine, (-)-R-202-791, and amlodipine, the DHP calcium channel agonist BAY K 8644 were investigated on clonic convulsions to pentylenetetrazole (PTZ) in mice.
  • (18) Addition in the cultures of 4-deoxypyridoxine, a potent antagonist of vitamin B6 coenzymes, concurrently with the mitogen, inhibits the induction of serine hydroxymethyltransferase.
  • (19) These results suggest that prevention of xenograft rejection using PAF-antagonist in association with other methods should be further investigated.
  • (20) The high concentrations of gonadotropins present in immature female rats by the end of the second week of life were suppressed by treatment with an antagonist against luteinizing hormone-releasing hormone (LHRH-A; Org.

Contrariant


Definition:

  • (a.) Contrary; opposed; antagonistic; inconsistent; contradictory.

Example Sentences:

  • (1) In this review, we demonstrate that serum creatinine does not provide an adequate estimate of glomerular filtration rate (GFR), and contrary to recent teachings, that the slope of the reciprocal of serum creatinine vs time does not permit an accurate assessment of the rate of progression of renal disease.
  • (2) These results do not support the view that in the rat pheromones from adult males enhance puberty in females, contrary to what is known to happen in the mouse.
  • (3) The sensitivity of SPECT for detection of overall coronary stenosis was 79%, contrary that of treadmill exercise test was only 33% (p < 0.001).
  • (4) Contrary to expectations, low SES was not associated with greater levels of hyperglycemia or grades of retinopathy.
  • (5) After examining the cases reported in literature (Sacks, Barabas, Beighton Sykes), they point out that, contrary to what is generally believed, the syndrome is not rare and cases, sporadic or familial, of recurrent episodes of spontaneous rupture of the intestine and large vessels or peripheral arteries are frequent.
  • (6) Contrary to expectations, it was determined that ATP was not the only nucleotide which enhanced Ca2(+)-induced secretion in the presence of Mg2+.
  • (7) Contrary to previous reports, approximately 20% of the neurons in V3 were color selective in terms of showing a severalfold greater response to the best monochromatic wavelength compared with the worst.
  • (8) Contrary to expectations, it was found that psychological variables had some prognostic significance for outcome assessed by medical measures of illness severity.
  • (9) Contrary to current knowledge there was no statistically significant difference in the velocities of nerve conduction on the left and right sides of these subjects.
  • (10) Contrary to the intentions of the devisers of this scale, it has been found that, significantly different assessments may result when the same patient is rated by various groups (psychiatrists, psychologists, students and psychiatric nurses).
  • (11) However, contrary to some previous reports the incidences of anemia, cesarean sections, induced labor, dysmaturity and perinatal deaths were decreased.
  • (12) On the other hand, with simultaneous doses of the two substances, the blood toluene concentration was higher for the first 15-30 min than the ethanol control and the urinary excretion of hippuric acid, a main metabolite of toluene, was markedly decreased for the first 2 h. The blood ethanol in this group, on the contrary, was reduced until 1 h after administration.
  • (13) Contrary to the claims of some commentators, such as Steve Vladeck , it is impossible to argue reasonably that the memo imposed a requirement of "infeasibility of capture" on Obama's assassination power.
  • (14) "On the contrary, they often serve to inflame rather than mollify the feelings of those involved."
  • (15) Quite the contrary, in cases of higher nervous activity disturbances, destruction of the organelles and desintegration of spine apparatuses is clearly pronounced.
  • (16) On the contrary, catatonic forms had decreased very much since the utilization of neuroleptics (they moved from 18 to 28% before neuroleptic periods to 2% after the beginning of utilization of neuroleptics).
  • (17) These last specialized characters are observed, on the contrary, in species parasitic in Lagomorpha.
  • (18) Contrary to adults, fractures misdiagnosed in radiography often result in significant reduction of joint function.
  • (19) Gerson Zweifach, general counsel for both News Corp and 21st Century Fox , Murdoch’s film and TV business, said: “We are grateful that this matter has been concluded and acknowledge the fairness and professionalism of the Department of Justice throughout this investigation.” It is understood there has been no background settlement with the Department of Justice in order to avoid a full-blown investigation, contrary to speculation in New York over a year ago that the company was looking at a possible payment of over $850m.
  • (20) Colon and rectum, leukemia, and breast cancers were found to have very high positive spatial autocorrelation and high correlation with population density--a result contrary to previous findings in the West.

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